Sloped Porch Roof Framing

As you can see the truss angles are constructed to maintain the same slope.

Sloped porch roof framing.

A framing square is traditionally used for laying out the roof and determining pitch. To keep the porch roof framing as simple as possible we installed a structural ridge supported by posts at each end with the common rafters landing on top of the ridge. Your roof may vary from this and the details of how the porch ties in will vary as well. Hip roof construction is one of the most popular methods used for both porch and screen porches.

These illustrations above show the plans for the screened in porch deck framing gable framing ledger truss block side walls and the end wall. After installing the rafters we still had to extend the porch roof back over the shed roof creating a valley on either side. à explore the differences in enclosure design and ventilation requirements for roofs with attic insulation vs. There are several variables to consider when determining the proper rafter size.

Frame assembly affect moisture presence movement and evaporation. More project and tips. Hip roofs allow for extended depth. Hip roofs are sloped from each wall and do not have the gable ends.

Next soffit framing is installed along the roofs edge. It is used where large buildings are framed under one roof where hasty or temporary construction is needed and where sheds or additions are erected. Pitch is the amount of angle or slope the roof has. Calculating loads on sloped roofs framing.

The house roof sloped 5 in. When building a porch roof with trusses on this type porch the corner and subsequent trusses are built a little differently due to the slope of the roof. This sizing guide for roof rafters will help determine what you need for your small project. Weather you re building a shed roof or adding a dormer to your second story it is important to choose the proper size rafter.

The shed roof or lean to is a roof having only one slope or pitch. Q a calculating loads on sloped roofs four engineers shed light on common framing mysteries myths misconceptions by christopher deblois scott mcvicker login or register to download the pdf version of this. Per foot this is called a 5 12 slope and extended 18 in. It has been too co.

This is denoted two ways a 1 3 or 1 4 pitch in fractions and a 6 12 pitch in inches which means the roof rises 6 inches for each 12 inches of run. The roof is held up by walls or posts where one wall or the posts on one side are at a higher level than those on the opposite side. Continuous insulation on top of the deck.